• Country
• United States of America (USA)

• Manufacturer / Brand
• Seco Manufacturing Co.; Minneapolis, MN

• Year
• 1965 ??

• Category
• Service- or Lab Equipment

• Radiomuseum.org ID
• 206401

• Wave bands
• - without

• Power type and voltage
• Alternating Current supply (AC)

• Loudspeaker
• - - No sound reproduction output.

• Material
• Leather / canvas / plastic - over other material

• from Radiomuseum.org
• Model: Deluxe Tube Tester 107B - Seco Manufacturing Co.;

• Shape
• Tablemodel without push buttons, Mantel/Midget/Compact up to 14

• Notes
• Dynamic Mutual Conductance Tube Tester.

• Author
• Model page created by Gottfried Silberhorn. See "Data change" for further contributors.

• Other Models

• Here you find 17 models, 15 with images and 3 with schematics for wireless sets etc. In French: TSF for Télégraphie sans fil.
  All listed radios etc. from Seco Manufacturing Co.; Minneapolis, MN